16440+4442 FMR 228 AB

16h 44m 01.31s +44° 41' 51.0" P.A. 189.00 sep 178.1 mag 13.70,19.30

Coord 2000 16440+4442 Discov num FMR 228 Comp AB Coord arcsec 2000 16 44 01.31 +44 41 51.0
Date first 2001 Date last 2014 Obs 4
Pa first 189 Pa last 188.6 P.A. Now (θ) 188.6°
Sep first 178.0 Sep last 178.061 Sep. Now (ρ) 178.061"
Mag pri 13.70 Mag sec 19.30 delta mag (ΔM) 5.6 Spectral class
Pri motion ra +041 Sec motion ra +041
Pri motion dec -204 Sec motion dec -204
Notes V (Proper motion indicates physical)




This double is physical.



16440+4442 SYSTEM COMPONENTS

Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 44 01 +44 41 51 RAO 355 Aa,Ab 2016 1 47 0.2 13.60 14.40 0.80
Show 16 44 01 +44 41 51 FMR 228 AB 2014 4 189 178.1 13.70 19.30 5.60 <===


Triple system
2 estimated visually detectable stars in this system



OTHER CATALOGS AND DESIGNATIONS

Constellation Hercules